considerthis.dk

📜 Historical scan 2026-08-25 14:47:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

considerthis.dk is a .dk domain served by 2 nameservers (bradley.ns.cloudflare.com, nadia.ns.cloudflare.com). It was registered on 2 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.18.121 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by considerthis-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
bradley.ns.cloudflare.com	108.162.195.35 162.159.44.35 172.64.35.35 2606:4700:58::a29f:2c23 2803:f800:50::6ca2:c323 2a06:98c1:50::ac40:2323	bradley.ns.cloudflare.com bradley.ns.cloudflare.com bradley.ns.cloudflare.com bradley.ns.cloudflare.com bradley.ns.cloudflare.com bradley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nadia.ns.cloudflare.com	108.162.192.207 172.64.32.207 173.245.58.207 2606:4700:50::adf5:3acf 2803:f800:50::6ca2:c0cf 2a06:98c1:50::ac40:20cf	nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.18.121	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.181.208	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	considerthis-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::d 2a01:111:f403:ca09::1 2a01:111:f403:ca09::7 52.101.68.27 52.101.73.26 52.101.73.28 52.101.73.4	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136
🔶 Autoconfig	104.21.18.121

🔷 AAAA Records (IPv6)#

2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:1279	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:b5d0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 47ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.18.121,172.67.181.208 ech=AEX+DQBBVAAgACDTiq1znrf/0lu9wBSY4p3k/OC+0EQSmSKRuMAwEtvuIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:1279,2606:4700:3034::ac43:b5d0

📝 TXT Records#

1 records 209ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net include:spf.antispamcloud.com -all

✉️ SPF#

Policy	Record (considerthis.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net include:spf.antispamcloud.com -all

📨 DMARC#

Policy	Record (_dmarc.considerthis.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:df0a48b2371c46fb957a98c12a6797bb@dmarc-reports.cloudflare.net

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 21:07:44

www	104.21.18.121 172.67.181.208 2606:4700:3033::6815:1279 2606:4700:3034::ac43:b5d0 (AS13335) (address records, no CNAME)
www vs bare domain	Same network considerthis.dk: 104.21.18.121 172.67.181.208 2606:4700:3033::6815:1279 2606:4700:3034::ac43:b5d0 (AS13335) www.considerthis.dk: 104.21.18.121 172.67.181.208 2606:4700:3033::6815:1279 2606:4700:3034::ac43:b5d0 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

98ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2412769903
Primary NS (MNAME)	bradley.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 16:31:25

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-12-02
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

48ms

44ms

AAAA

49ms

TXT

209ms

CAA

62ms

HTTPS

47ms

TLSA

321ms

SOA

0ms

MTA-STS

84ms

DNSSEC

98ms

SRV

82ms

Total

1710ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 21:07:44	1820ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 18:24:21	755ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-28 00:40:52	903ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-24 13:46:44	1357ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-16 13:07:23	1467ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-01 08:33:46	2532ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-25 14:47:13 shown	1710ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-22 04:14:20	11167ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-20 00:01:51	9895ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-13 06:01:26	1630ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-07 21:44:28	1603ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-23 21:27:36	1684ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-15 08:43:09	11221ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-02 13:51:15	1635ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-27 01:21:41	1565ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 22:02:04	1022ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 06:34:54	1006ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 22:05:35	656ms	2 NS 2 A 1 MX	🔒 Secure